Card Set Information
Marine Sediments munasinghe
A sediment is a particle that settled from a _____, like _____, _____, or _____.
Fluid, Water, Ice, Air
Marine sediments are classified according to the particle _____ and their _____.
The biggest particle size is called _____, and the smallest is called _____.
Mud is a mixture of _____ and _____
A muddy beach indicates that _____ waves are absent from that area.
Storm (LARGE) waves result in _____, or _____ beaches.
Sea shells are an example of _____ type sediments.
Quartz sand is an example of _____ type sediments.
Layers of salt are an example of _____ type sediments.
Meteorites are an example of _____ type sediments.
Sand in a beach comes from _____, or dur to cliff _____.
As the distance from the source increases, the particle size of lithogenous sediments _____.
Oozes are _____ that form from living organisms that live near the surface of the _____ sea.
The two types of oozes are _____ and _____.
Calcareous and siliceous
Calcareous oozes are produced by the remains of _____ and _____.
CCD stands for _____.
Carbonate compensation depth
_____ the CCD there are no calcareous oozes due to their dissolution in _____ seawater in the deep sea.
Siliceous oozes are produced by the remains of _____ and _____ shells.
Diatoms produce siliceous ooze in _____ water, and radiolarians in _____ water.
Rock salt forms due to the _____ of seawater.
Some hydrogenous sediments form due to excessive _____ of salts in seawater.
_____ layers form only when there are no other sediments present.
The presence of salt layers indicates that an ocean in that area _____.
Marine sediments indicate the _____ of the ocean.
The most common type of sediment in continental margins is _____.
The most common type of sediment in the ocean is _____.
Red Clay forms from wind-blown _____, and is found only where oceans were like _____ without any marine life.
In a core sampled from the seafloor, the sediments near the bottom are _____ than those near the top.
Every sediment layer indicates a sedimentation _____ that represents the conditions that existed in the ocean.
Marine sedimentary rocks on land indicate that there used to be an _____ in that area.
Coral reeds produce _____ type sediments.
Gravel is a mixture of _____, _____, and _____.
Cobble, pebble, granule
Calcareous ooze indicates that the water depth they deposited is shallower than _____.
_____ _____ indicates that the oceans were like deserts during the time it was deposited.
Manganese nodules in the ocean form when seawater has excess _____ ions.
Oxygen isotopes in calcareious ooze can be used to determine the ocean _____ in the past.